Home / 162,712.20-224,555.28-93,812.88

Finding the Fourth Proportional to 162,712.20, 224,555.28 and 93,812.88

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Solution

The fourth proportional to 162,712.20, 224,555.28 and 93,812.88 is: 129,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,712.20 : 224,555.28 = 93,812.88 : x
  2. Step 2: Convert to fraction form
    162,712.20/224,555.28 = 93,812.88/x
  3. Step 3: Cross multiply
    162,712.20x = 224,555.28 × 93,812.88
  4. Step 4: Simplify right side
    162,712.20x = 21,066,177,536.01
  5. Step 5: Solve for x
    x = 21,066,177,536.01/162,712.20
  6. Step 6: Final answer
    x = 129,468.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.